Finding the Third Proportional to 30,025.50 and 45,038.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,025.50 : 45,038.25 = 45,038.25 : x
2. Step 2: Convert to fraction form
   30,025.50/45,038.25 = 45,038.25/x
3. Step 3: Cross multiply
   30,025.50x = 45,038.25 × 45,038.25
4. Step 4: Simplify right side
   30,025.50x = 2,028,443,963.06
5. Step 5: Solve for x
   x = 2,028,443,963.06/30,025.50
6. Step 6: Final answer
   x = 67,557.38